83763-59-1 7-[[4-fluoro-6-[[4-(2-hydroxyethoxy)phenyl]amino]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(2-sulphophenyl)azo]naphthalene-2-sulphonic acid, sodium salt
83763-63-7 3-[[3-[[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]methyl]-4-methoxy-2-sulphophenyl]azo]-4-hydroxynaphthalene-2,7-disulphonic acid, potassium sodium salt